HELP: alpha
{ $class-description "The class of alphanumeric characters." } ;
+HELP: math
+{ $class-description "The class of Unicode math characters." } ;
+
HELP: blank
{ $class-description "The class of whitespace characters." } ;
{ $subsection uncased }
{ $subsection uncased? }
{ $subsection character }
-{ $subsection character? } ;
+{ $subsection character? }
+{ $subsection math }
+{ $subsection math? } ;
ABOUT: "unicode.categories"